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Diffstat (limited to 'libjava/gnu/xml/dom/DomXPathResult.java')
-rw-r--r-- | libjava/gnu/xml/dom/DomXPathResult.java | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/libjava/gnu/xml/dom/DomXPathResult.java b/libjava/gnu/xml/dom/DomXPathResult.java deleted file mode 100644 index bed249624f9..00000000000 --- a/libjava/gnu/xml/dom/DomXPathResult.java +++ /dev/null @@ -1,233 +0,0 @@ -/* DomXPathResult.java -- - Copyright (C) 2004 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package gnu.xml.dom; - -import java.util.Collection; -import java.util.Iterator; -import org.w3c.dom.Node; -import org.w3c.dom.xpath.XPathException; -import org.w3c.dom.xpath.XPathResult; - -/** - * An XPath result object. - * - * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> - */ -class DomXPathResult -implements XPathResult -{ - - final Object value; - final short type; - Iterator iterator; - - DomXPathResult (Object value, short requestedType) - { - this.value = value; - if (value instanceof Boolean) - { - type = XPathResult.BOOLEAN_TYPE; - } - else if (value instanceof Double) - { - type = XPathResult.NUMBER_TYPE; - } - else if (value instanceof String) - { - type = XPathResult.STRING_TYPE; - } - else if (value instanceof Collection) - { - Collection ns = (Collection) value; - switch (requestedType) - { - case XPathResult.ANY_TYPE: - case XPathResult.ANY_UNORDERED_NODE_TYPE: - type = (ns.size () == 1) ? XPathResult.FIRST_ORDERED_NODE_TYPE : - XPathResult.ORDERED_NODE_ITERATOR_TYPE; - break; - default: - type = requestedType; - } - iterator = ns.iterator (); - } - else - { - throw new IllegalArgumentException (); - } - } - - public boolean getBooleanValue() - { - if (type == XPathResult.BOOLEAN_TYPE) - { - return ((Boolean) value).booleanValue (); - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public boolean getInvalidIteratorState() - { - return iterator == null; - } - - public double getNumberValue() - { - if (type == XPathResult.NUMBER_TYPE) - { - return ((Double) value).doubleValue (); - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public short getResultType() - { - return type; - } - - public Node getSingleNodeValue() - { - switch (type) - { - case XPathResult.FIRST_ORDERED_NODE_TYPE: - case XPathResult.ORDERED_NODE_ITERATOR_TYPE: - case XPathResult.ORDERED_NODE_SNAPSHOT_TYPE: - case XPathResult.UNORDERED_NODE_ITERATOR_TYPE: - case XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE: - Collection ns = (Collection) value; - if (ns.isEmpty ()) - { - return null; - } - else - { - return (Node) ns.iterator ().next (); - } - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public int getSnapshotLength() - { - switch (type) - { - case XPathResult.FIRST_ORDERED_NODE_TYPE: - case XPathResult.ORDERED_NODE_ITERATOR_TYPE: - case XPathResult.ORDERED_NODE_SNAPSHOT_TYPE: - case XPathResult.UNORDERED_NODE_ITERATOR_TYPE: - case XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE: - return ((Collection) value).size (); - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public String getStringValue() - { - if (type == XPathResult.STRING_TYPE) - { - return (String) value; - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public Node iterateNext() - { - if (iterator != null) - { - if (iterator.hasNext ()) - { - return (Node) iterator.next (); - } - else - { - iterator = null; - return null; - } - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public Node snapshotItem(int index) - { - switch (type) - { - case XPathResult.FIRST_ORDERED_NODE_TYPE: - case XPathResult.ORDERED_NODE_ITERATOR_TYPE: - case XPathResult.ORDERED_NODE_SNAPSHOT_TYPE: - case XPathResult.UNORDERED_NODE_ITERATOR_TYPE: - case XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE: - Collection ns = (Collection) value; - Node[] nodes = new Node[ns.size ()]; - ns.toArray (nodes); - return nodes[index]; - } - throw new XPathException (XPathException.TYPE_ERR, value.toString ()); - } - - public String toString () - { - return getClass ().getName () + "[type=" + typeName (type) + ",value=" + - value + ']'; - } - - private String typeName (short type) - { - switch (type) - { - case XPathResult.BOOLEAN_TYPE: - return "BOOLEAN_TYPE"; - case XPathResult.NUMBER_TYPE: - return "NUMBER_TYPE"; - case XPathResult.STRING_TYPE: - return "STRING_TYPE"; - case XPathResult.FIRST_ORDERED_NODE_TYPE: - return "FIRST_ORDERED_NODE_TYPE"; - case XPathResult.ORDERED_NODE_ITERATOR_TYPE: - return "ORDERED_NODE_ITERATOR_TYPE"; - case XPathResult.ORDERED_NODE_SNAPSHOT_TYPE: - return "ORDERED_NODE_SNAPSHOT_TYPE"; - case XPathResult.UNORDERED_NODE_ITERATOR_TYPE: - return "UNORDERED_NODE_ITERATOR_TYPE"; - case XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE: - return "UNORDERED_NODE_SNAPSHOT_TYPE"; - default: - return "(unknown)"; - } - } - -} |